<d-button (click)="startTutorial(0)">start QuickGuide</d-button>
<d-button (click)="startTutorial(1)" bsStyle="common">start ThemeGuide</d-button>
<d-button (click)="startTutorial(2)" bsStyle="common">start SingleTipGuide</d-button>
<d-button (click)="goStep3()" bsStyle="common">go step3</d-button>
